Advertisements
Advertisements
प्रश्न
Suggest the most important type of intermolecular attractive interaction in the following pair.
Acetonitrile (CH3CN) and acetone (C3H6O)
Advertisements
उत्तर
Dipole-dipole interactions occur as both molecules are polar.
संबंधित प्रश्न
How is the sign of ΔmixH related to positive deviations from Raoult’s law?
Define an ideal solution and write one of its characteristics.
What type of intermolecular attractive interaction exists in the pair of methanol and acetone?
Fill in the blanks by choosing the appropriate word/words from those given in the brackets:
Ideal solutions obey ………. law and they …………. form azeotropic mixtures.
(Henry’s, aldol condensation, absence, do not, ohm, Raoult’s, increases, common ion effect, easily, three, solubility product, ohm-1, two, four, ohm-1, cm2, Cannizzaro, ohm-1 cm-1, zero, decreases, presence)
The mass of a non – volatile solute (molar mass 80 g mol-1) should be dissolved in 92g of toluene to reduce its vapour pressure to 90% ______.
Assertion: An ideal solution obeys Raoults Law.
Reason: In an ideal solution, solvent – solvent as well as solute – solute interactions are similar to solute-solvent interactions.
For ideal solution the volume of mixing of the pure components to form the solution is ____________.
Concentration terms such as mass percentage, ppm, mole fraction and molality are independent of temperature, however molarity is a function of temperature. Explain.
What is “semi permeable membrane”?
Explain the terms ideal and non-ideal solutions in the light of forces of interactions operating between molecules in liquid solutions.
Dissociation constant and molar conductance of an acetic acid solution are 1.78 × 10–5 mol L–1 and 48.15 S cm–2 mol–1 respectively. The conductivity of the solution is (considering molar conductance at infinite dilution is 390.5 S cm–2 mol–1)
On increase in pressure for dissociation ofN2O4 into NO2, equilibrium shift towards
Lowering of vapour pressure of an aqueous solution of a non-volatile, non-electrolyte 1 molal aqueous solution at 100°C is ______.
While titration dilute HCl solution with aqueous NaOH, which of the following will not be required?
If liquids A and B form an ideal solution, the ______.
What type of deviation from Roult’s Law is expected when phenol and aniline are mixed with each other? What change in the net volume of the mixture is expected? Graphically represent the deviation.
5 moles of liquid X and 10 moles of liquid Y make a solution having a vapour pressure of 70 torr. The vapour pressures of pure X and Y are 63 torr and 78 torr respectively. Which of the following is true regarding the described solution?
